SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
(Rule 13d-102)
INFORMATION STATEMENT PURSUANT TO RULES 13d-1 AND 13d-2
Under the Securities Exchange Act of 1934
(Amendment No. 12)
ESSEX PROPERTY TRUST INC
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(Name of Issuer)
Common Stock
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(Title of Class of Securities)
297178105
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(CUSIP Number)
December 31, 2005
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(Date Of Event which Requires Filing of this Statement)
Check the following box if a fee is being paid with this statement [].
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*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
9CUSIP No. 297178105 13G Page 2 of 8 Pages
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1. NAME OF REPORTING PERSON(S)
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON(S)
Morgan Stanley
IRS # 39-314-5972
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2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [ ]
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3. SEC USE ONLY
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4. CITIZENSHIP OR PLACE OF ORGANIZATION
The state of organization is Delaware.
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NUMBER OF 5. SOLE VOTING POWER
SHARES 1,679,718
BENEFICIALLY --------------------------------------------------------------
OWNED BY 6. SHARED VOTING POWER
EACH 737
REPORTING --------------------------------------------------------------
PERSON 7. SOLE DISPOSITIVE POWER
WITH 1,679,718
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8. SHARED DISPOSITIVE POWER
737
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9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,307,446
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10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
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11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
10.1%
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12. TYPE OF REPORTING PERSON*
IA, CO, HC
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
CUSIP No. 297178105 13G Page 3 of 8 Pages
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1. NAME OF REPORTING PERSON(S)
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON(S)
Morgan Stanley Investment Management Inc.
IRS # 13-3040307
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2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [ ]
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3. SEC USE ONLY
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4. CITIZENSHIP OR PLACE OF ORGANIZATION
The state of organization is Delaware.
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NUMBER OF 5. SOLE VOTING POWER
SHARES 1,518,814
BENEFICIALLY --------------------------------------------------------------
OWNED BY 6. SHARED VOTING POWER
EACH
REPORTING --------------------------------------------------------------
PERSON 7. SOLE DISPOSITIVE POWER
WITH 1,518,814
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8. SHARED DISPOSITIVE POWER
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9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,084,681
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10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
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11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
9.12%
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12. TYPE OF REPORTING PERSON*
IA, CO
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
CUSIP No. 297178105 13G Page 4 of 8 Pages
Item 1. (a) Name of Issuer:
ESSEX PROPERTY TRUST INC
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(b) Address of Issuer's Principal Executive Offices:
925 EAST MEADOW DR
PALO ALTO, CA 94303
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Item 2. (a) Name of Person Filing:
(a) Morgan Stanley
(b) Morgan Stanley Investment Management Inc.
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(b) Address of Principal Business Office, or if None, Residence:
(a) 1585 Broadway
New York, New York 10036
(b) 1221 Avenue of the Americas
New York, New York 10020
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(c) Citizenship:
Incorporated by reference to Item 4 of the cover page
pertaining to each reporting person.
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(d) Title of Class of Securities:
Common Stock
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(e) CUSIP Number:
297178105
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Item 3. (a) Morgan Stanley is a parent holding company.
(b) Morgan Stanley Investment Management Inc. is
an Investment Adviser registered under Section 203 of the
Investment Advisers Act of 1940.
CUSIP No. 297178105 13-G Page 5 of 8 Pages
Item 4. Ownership.
Incorporated by reference to Items (5) - (9) and (11) of the
cover page.
(a) Morgan Stanley is filing solely in its capacity as the parent
company of, and indirect beneficial owner of securities held
by, one of its business units.
Item 5. Ownership of Five Percent or Less of a Class.
Inapplicable
Item 6. Ownership of More Than Five Percent on Behalf of Another Person.
Accounts managed on a discretionary basis by Morgan Stanley
Investment Management Inc., a wholly owned subsidiary of Morgan
Stanley, are known to have the right to receive or the power to
direct the receipt of dividends from, or the proceeds from, the
sale of such securities. No such account holds more than
5 percent of the class.
See item 4 (a)
Item 7. Identification and Classification of the Subsidiary which Acquired
the Security Being Reported on By the Parent Holding Company.
Item 8. Identification and Classification of Members of the Group.
Item 9. Notice of Dissolution of Group.
Item 10. Certification.
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the
ordinary course of business and were not acquired for the purpose
of and do not have the effect of changing or influencing the
control of the issuer of such securities and were not acquired in
connection with or as a participant in any transaction having
such purpose or effect.
CUSIP No. 297178105 13-G Page 6 of 8 Pages
Signature.
After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true,
complete and correct.
Date: January 24, 2006
Signature: /s/ Dennine Bullard
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Name/Title Dennine Bullard /Executive Director Morgan Stanley & Co. Inc.
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MORGAN STANLEY
Date: January 24, 2006
Signature: /s/ Carsten Otto
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Name/Title Carsten Otto /Managing Director, Morgan Stanley Investment
Management Inc.
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MORGAN STANLEY INVESTMENT MANAGEMENT INC.
INDEX TO EXHIBITS PAGE
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EXHIBIT 1 Agreement to Make a Joint Filing 7
EXHIBIT 2 Secretary's Certificate Authorizing Dennine Bullard 8
* Attention. Intentional misstatements or omissions of fact constitute federal
criminal violations (see 18 U.S.C. 1001).
Cusip No. 297178105 13G Page 7 of 8 Pages
EXHIBIT 1 TO SCHEDULE 13G
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JANUARY 24, 2006
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MORGAN STANLEY and MORGAN STANLEY INVESTMENT MANAGEMENT INC.
hereby agree that, unless differentiated, this
Schedule 13G is filed on behalf of each of the parties.
MORGAN STANLEY
BY: /s/ Dennine Bullard
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Dennine Bullard /Executive Director, Morgan Stanley & Co. Inc.
MORGAN STANLEY INVESTMENT MANAGEMENT INC.
BY: /s/ Carsten Otto
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Carsten Otto /Managing Director, Morgan Stanley Investment
Management Inc.
* Attention. Intentional misstatements or omissions of fact constitute federal
criminal violations (see 18 U.S.C. 1001).
EX-99.b
SECRETARY'S CERTIFICATE
CUSIP No. 297178105 13-G Page 8 of 8 Pages
EXHIBIT 1
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MORGAN STANLEY
SECRETARY'S CERTIFICATE
I, Charlene R. Herzer,a duly elected and acting Assistant Secretary
of Morgan Stanley, a corporation organized and existing under the
laws of the State of Delaware (the "Corporation"),certify as
follows:
(1) Donald G. Kempf, Jr. is the duly elected Executive Vice
President, Chief Legal Officer and Secretary of the
Corporation;
(2) Pursuant to Section 7.01 of the Bylaws of the Corporation
and resolutions approved by the Board of Directors of the
Corporation on September 25,1998, the Chief Legal Officer
is authorized to enter into agreements and other instruments
on behalf of the Corporation and may delegate such powers
to others under his jurisdiction; and
(3) Donald G. Kempf signed a Delegation of Authority as of
February 23, 2000, which authorized Dennine Bullard to
sign reports to be filed under Section 13 and 16 of the
Securities Exchange Act of 1934 on behalf of the
Corporation. Such authorization is in full force and
efect as of this date.
IN WITNESS WHEREOF, I have hereunto set my name and affixed the seal
of the Corporation as of the 3rd day of February, 2005.
______________________________
Charlene R. Herzer
Assistant Secretary